With the American withdrawing, the top four players in the world will not be Brazil for the sport’s Olympic return

Jordan Spieth withdrew from the Olympics on Monday, meaning golf will return to the Summer Games next month without any of the top four players in the world. Spieth, the world No. 3, joins Jason Day, Dustin Johnson and Rory McIlroy, who all cited health concerns related to the Zika virus as their reason for passing on a trip to Brazil.

Spieth, whose decision was announced by International Golf Federation president Peter Dawson, is expected to discuss it at a Tuesday news conference ahead of this week’s British Open. IGF...